Home / 31,724.16-43,775.92-17,575.60

Finding the Fourth Proportional to 31,724.16, 43,775.92 and 17,575.60

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Solution

The fourth proportional to 31,724.16, 43,775.92 and 17,575.60 is: 24,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,724.16 : 43,775.92 = 17,575.60 : x
  2. Step 2: Convert to fraction form
    31,724.16/43,775.92 = 17,575.60/x
  3. Step 3: Cross multiply
    31,724.16x = 43,775.92 × 17,575.60
  4. Step 4: Simplify right side
    31,724.16x = 769,388,059.55
  5. Step 5: Solve for x
    x = 769,388,059.55/31,724.16
  6. Step 6: Final answer
    x = 24,252.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.